Relay Mode; Terminal Diagram - MULTISPAN MSU 1244-M1 Product Manual

Procedure
1) Do all connections as per the wiring diagram.
To Configure: 1. Input Selection (J, K, PT-100, PT.1, 0 - 10V DC, 0 - 20mA DC & 4 - 20mA DC).
- If 1 Relay per group
2) To add offset & correction factor, press
Set offset for each channel if required.
Off set range will be ±25
Off set range will be ±25.0
Offset range will be -999 to 1000 for analog input.
Correction factor range will be -999 to 1000 only for analog input.
4) Press key for 3 Sec to Change continuous scrolling or manual scrolling.
5) In Hold mode use

Terminal Diagram

MSU-1244-M1

2. Relay mode

LOW
HIGH
HIGH / LOW
3. Set point selection.
4. Analog range selection .
5. Offset and Correction factor selection.
6. Communications parameter.
C for J, K, PT-100 temperature input.
°
for PT.1 temperature input.
°C
& key to select next channel.
1 2 3 4
PT-100/3W PT-100/3W
-
T/C T/C
CH-1
+ + +
0-10V 0/4-20 0-10V
DC mA DC DC
Made in India NC C NO
~
100
R1
270V AC
50/60 Hz
50/60 HZ
!
7VA
4VA
MODBUS
A-
L N
26 25
- If 2 Relay per group
LOW / HIGH
HIGH / TRIP
+ keys together.
5 6 7 8 9 11
10
PT-100/3W PT-100/3W
- - -
T/C T/C
CH-2 CH-3 CH-4
+ + + +
0/4-20 0-10V 0/4-20 0-10V 0/4-20
mA DC DC mA DC DC mA DC
NC C NO NC C NO NC C
R2 R3
RS-485
B+
24 23 22 21 20
Page
-
2
13 14 15
12
+
NO
R4
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